Bump langchain from 0.1.14 to 0.2.10 in /summarization-server

Bumps [langchain](https://github.com/langchain-ai/langchain) from 0.1.14 to 0.2.10.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain-openai==0.1.14...langchain==0.2.10)

---
updated-dependencies:
- dependency-name: langchain
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

summarization-server/requirements.txt

@@ -11,7 +11,7 @@ python-docx==0.8.11
 pypdf==4.0.2
 PyMUPDF==1.23.22
 pdfminer.six==20231228
-langchain==0.1.14
+langchain==0.2.10
 webvtt-py==0.4.6
 sentence-transformers==2.2.2
 faiss-cpu==1.7.4